<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use app\common\model\Category;

/**
 * 特殊字段
 *
 * @icon fa fa-circle-o
 */
class Teshu extends Backend
{

    /**
     * Teshu模型对象
     * @var \app\admin\model\Teshu
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\Teshu;
    }


    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */


    /**
     * 列表
     * @return string|\think\response\Json
     * @throws \think\Exception
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function index()
    {
        if ($this->request->isAjax()) {
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();
            $list = $this->model->where($where)->order($sort, $order)->paginate($limit);
            foreach ($list as $k => $v) {
                $list[$k]['category_name'] = Category::where(['id' => $v->category_id])->value('name');
                $categoryIds = explode(',', $v->category_ids);
                $categoryList = Category::whereIn('id', $categoryIds)->select();
                $cateNames = array_column((array)$categoryList, 'name');
                $list[$k]['category_names'] = implode('|', $cateNames);
            }
            $result = array("total" => $list->total(), "rows" => $list->items());
            return json($result);
        }

        return $this->view->fetch();
    }
}


